If you want the full version and license for commercial use,
you can purchase here :

https://fontkong.com/product/katterine-rose/

File Font Version : 

1. Katterine Rose.otf
2. Katterine Rose.ttf
3. Katterine Rose.woff
4. Katterine Rose Italic.otf
5. Katterine Rose Italic.ttf
6. Katterine Rose Italic.woff